forked from OSchip/llvm-project
100 lines
1.5 KiB
C++
100 lines
1.5 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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struct X {
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operator bool();
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};
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int& f(bool);
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float& f(int);
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void f_test(X x) {
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int& i1 = f(x);
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}
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struct Y {
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operator short();
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operator float();
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};
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void g(int);
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void g_test(Y y) {
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g(y);
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short s;
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s = y;
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}
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struct A { };
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struct B : A { };
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struct C {
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operator B&();
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};
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// Test reference binding via an lvalue conversion function.
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void h(volatile A&);
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void h_test(C c) {
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h(c);
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}
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// Test conversion followed by copy-construction
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struct FunkyDerived;
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struct Base {
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Base(const FunkyDerived&);
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};
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struct Derived : Base { };
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struct FunkyDerived : Base { };
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struct ConvertibleToBase {
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operator Base();
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};
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struct ConvertibleToDerived {
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operator Derived();
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};
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struct ConvertibleToFunkyDerived {
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operator FunkyDerived();
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};
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void test_conversion(ConvertibleToBase ctb, ConvertibleToDerived ctd,
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ConvertibleToFunkyDerived ctfd) {
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Base b1 = ctb;
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Base b2(ctb);
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Base b3 = ctd;
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Base b4(ctd);
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Base b5 = ctfd;
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}
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struct X1 {
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X1(X1&); // expected-note{{candidate constructor not viable: expects an l-value for 1st argument}}
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};
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struct X2 {
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operator X1();
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};
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int &f(X1);
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float &f(...);
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void g(X2 b) {
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int &ir = f(b); // expected-error{{no viable constructor copying parameter of type 'X1'}}
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}
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namespace rdar10202900 {
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class A {
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public:
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A();
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private:
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A(int i); // expected-note{{declared private here}}
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};
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void testA(A a) {
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int b = 10;
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a = b; // expected-error{{calling a private constructor of class 'rdar10202900::A'}}
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}
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}
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